Class: Lustr::Generator

Inherits:
EvalContext show all
Defined in:
lib/lustr/generator.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods inherited from EvalContext

#current_gadget, #for_gadget, #init_gadget, #is_runtime?

Constructor Details

#initialize(options) ⇒ Generator

Returns a new instance of Generator.



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# File 'lib/lustr/generator.rb', line 20

def initialize(options)
	super()
	@options=options
end

Instance Attribute Details

#options ⇒ Object (readonly)

Returns the value of attribute options.



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# File 'lib/lustr/generator.rb', line 18

def options
  @options
end

#parse_context ⇒ Object (readonly)

Returns the value of attribute parse_context.



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# File 'lib/lustr/generator.rb', line 18

def parse_context
  @parse_context
end

Instance Method Details

#create_context(name) ⇒ Object 



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# File 'lib/lustr/generator.rb', line 67

def create_context(name)
	# for overridding in subclasses, required
	raise Exception('Lustr::Generator#create_context must be overridden!')
end

#create_gadget_context(name) ⇒ Object 



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# File 'lib/lustr/generator.rb', line 72

def create_gadget_context(name)
	return create_context(name)		# override if gadgets need separate context
end

#generate(parse_context) ⇒ Object 



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# File 'lib/lustr/generator.rb', line 25

def generate(parse_context)
	@parse_context=parse_context
	
	parse_context.gadget_builders.each_pair do |name, builder|
		if name
			base=name
			dir=options[:gadget_dir] || options[:dir]
			ext=options[:gadget_ext] || options[:extension]
			ctxt=create_gadget_context(base)
		else
			base=options[:default_name] || 'application'
			dir=options[:dir]
			ext=options[:extension]
			ctxt=create_context(base)
		end

		builder.build_all(self).generate(ctxt)
		generate_builder(builder, dir, base, ext, options, ctxt)
	end

	generate_extra_files(options[:dir])
end

#generate_builder(builder, dir, base, ext, options, ctxt) ⇒ Object 



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# File 'lib/lustr/generator.rb', line 48

def generate_builder(builder, dir, base, ext, options, ctxt)
	FileUtils.mkdir_p(dir)
	path=File::join(dir, base+ext)
	
	File.open(path, "w") do |aFile|
		aFile.puts ctxt.to_s
	end

	if options[:script_extension]
		path=File::join(dir, '_'+base+options[:script_extension])

		if !File::exists?(path)
			File.open(path, "w") do |aFile|
				aFile.puts ""
			end
		end
	end
end

#generate_extra_files(dir) ⇒ Object 



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# File 'lib/lustr/generator.rb', line 76

def generate_extra_files(dir)
	# for overridding in subclasses, optional
end